1223300012 has 12 divisors (see below), whose sum is σ = 2335391016. Its totient is φ = 556045440.

The previous prime is 1223299993. The next prime is 1223300027. The reversal of 1223300012 is 2100033221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1223300012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13901093 + ... + 13901180.

It is an arithmetic number, because the mean of its divisors is an integer number (194615918).

Almost surely, 2^1223300012 is an apocalyptic number.

It is an amenable number.

1223300012 is a deficient number, since it is larger than the sum of its proper divisors (1112091004).

1223300012 is a wasteful number, since it uses less digits than its factorization.

1223300012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27802288 (or 27802286 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1223300012 is about 34975.7060257545. The cubic root of 1223300012 is about 1069.4922947292.

Adding to 1223300012 its reverse (2100033221), we get a palindrome (3323333233).

The spelling of 1223300012 in words is "one billion, two hundred twenty-three million, three hundred thousand, twelve".